CN108766792B - 电极片及其制备方法和电容器 - Google Patents
电极片及其制备方法和电容器 Download PDFInfo
- Publication number
- CN108766792B CN108766792B CN201810636326.1A CN201810636326A CN108766792B CN 108766792 B CN108766792 B CN 108766792B CN 201810636326 A CN201810636326 A CN 201810636326A CN 108766792 B CN108766792 B CN 108766792B
- Authority
- CN
- China
- Prior art keywords
- mixture
- rolling
- electrode plate
- granules
- binder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 88
- 239000000203 mixture Substances 0.000 claims abstract description 73
- 239000011230 binding agent Substances 0.000 claims abstract description 62
- 239000006258 conductive agent Substances 0.000 claims abstract description 49
- 238000005096 rolling process Methods 0.000 claims abstract description 42
- 239000008187 granular material Substances 0.000 claims abstract description 33
- 238000010902 jet-milling Methods 0.000 claims abstract description 33
- 238000002156 mixing Methods 0.000 claims abstract description 31
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 11
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 11
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 11
- 238000005469 granulation Methods 0.000 claims abstract description 10
- 230000003179 granulation Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000000843 powder Substances 0.000 claims abstract description 6
- 239000002245 particle Substances 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 17
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 9
- 239000008188 pellet Substances 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 238000005056 compaction Methods 0.000 description 6
- 238000005303 weighing Methods 0.000 description 6
- 241000872198 Serjania polyphylla Species 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000006230 acetylene black Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 239000002003 electrode paste Substances 0.000 description 2
- 239000003273 ketjen black Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
电容(法拉) | 内阻(mΩ) | |
实施例1 | 120 | 8.44 |
实施例2 | 115 | 7.02 |
实施例3 | 127 | 11.36 |
实施例4 | - | - |
实施例5 | 90 | 11.27 |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810636326.1A CN108766792B (zh) | 2018-06-20 | 2018-06-20 | 电极片及其制备方法和电容器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810636326.1A CN108766792B (zh) | 2018-06-20 | 2018-06-20 | 电极片及其制备方法和电容器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108766792A CN108766792A (zh) | 2018-11-06 |
CN108766792B true CN108766792B (zh) | 2020-06-23 |
Family
ID=63979195
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810636326.1A Active CN108766792B (zh) | 2018-06-20 | 2018-06-20 | 电极片及其制备方法和电容器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108766792B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111312527A (zh) * | 2019-11-12 | 2020-06-19 | 深圳清华大学研究院 | 电极片及其制备方法、电容器 |
CN112133882B (zh) * | 2020-08-31 | 2022-11-15 | 渤海大学 | 一种电化学储能器件用电极的无溶剂制备方法 |
CN114914404A (zh) * | 2022-05-16 | 2022-08-16 | 上海联净自动化科技有限公司 | 干法电极生产方法以及装置 |
CN115881893B (zh) * | 2023-02-20 | 2023-05-23 | 四川新能源汽车创新中心有限公司 | 薄膜极片及其制备方法和应用 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102176389B (zh) * | 2010-12-16 | 2013-01-16 | 海博瑞恩电子科技无锡有限公司 | 多孔电极制造方法 |
CN102509642A (zh) * | 2011-11-21 | 2012-06-20 | 余泉茂 | 具有膨胀石墨/石墨烯/活性炭的超级电容器的制备方法 |
CN102629681B (zh) * | 2012-04-12 | 2013-10-23 | 海博瑞恩电子科技无锡有限公司 | 一种基于粉体的电极成型方法 |
CN104332323B (zh) * | 2014-07-31 | 2018-01-16 | 深圳博磊达新能源科技有限公司 | 一种多孔电极、制备方法及其在制备锂离子电容器、超级电容器方面的应用 |
-
2018
- 2018-06-20 CN CN201810636326.1A patent/CN108766792B/zh active Active
Non-Patent Citations (1)
Title |
---|
负载Pt-Bi的石墨烯-活性炭-聚四氟乙烯复合电极电化学降解甲基;熊金磊等;《科学技术与工程》;20171231;第17卷(第34期);159-165页 * |
Also Published As
Publication number | Publication date |
---|---|
CN108766792A (zh) | 2018-11-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108470648B (zh) | 多孔电极片及其制备方法和电容器 | |
CN108766792B (zh) | 电极片及其制备方法和电容器 | |
CN113675362A (zh) | 干法制备电极片的方法、系统及应用 | |
US20140210129A1 (en) | Method for manufacturing carbon electrode material | |
CN102931381A (zh) | 一种各向同性的石墨二次颗粒及其制备方法和用途 | |
US7160615B2 (en) | Granules for formation of an electrode of an electric double layer capacitor, manufacturing method thereof, electrode sheet, polarized electrode, and electric double layer capacitor using a polarized electrode | |
CN105340108B (zh) | 用于锂离子电池的导电性碳 | |
CN112133882B (zh) | 一种电化学储能器件用电极的无溶剂制备方法 | |
US20110204284A1 (en) | Carbon electrode batch materials and methods of using the same | |
CN111312527A (zh) | 电极片及其制备方法、电容器 | |
CN108695489B (zh) | 电极的制造方法 | |
US9419281B2 (en) | Carbon negative electrode material for lithium secondary battery, production method thereof and lithium secondary battery using the same | |
TWI622070B (zh) | 電雙層電容器用電極膜之製造方法 | |
CN107251289A (zh) | 电极活性物质、二次电池用电极及二次电池 | |
JP3305554B2 (ja) | 電池用正極合剤の製造方法 | |
KR100544844B1 (ko) | 비수전해질 이차전지용 전극의 제조방법 | |
KR101465018B1 (ko) | 니딩 혼합을 이용한 리튬일차전지의 양극 제조 방법 | |
JP2001035756A (ja) | キャパシタ用分極性電極の製造方法 | |
JP2016046130A (ja) | 二次電池用電極、二次電池 | |
CN112654663B (zh) | 用于双极板的组合物和制造所述组合物的方法 | |
US20180175435A1 (en) | Method for producing anode material of lithium ion battery from flexible graphite powder | |
CN111303524B (zh) | 一种石墨烯基永久性防静电塑料母料及制备方法和基于其的永久性防静电塑料 | |
CN114758814A (zh) | 一种导电复合材料及其制备方法与应用 | |
KR101801543B1 (ko) | 리튬 일차전지의 양극 및 그의 제조방법 | |
CN115651313A (zh) | 一种碳复合材料的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200226 Address after: 518000 Tsinghua Research Institute, No.19, Gaoxin South 7th Road, Science Park, Nanshan District, Shenzhen City, Guangdong Province Applicant after: RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY IN SHENZHEN Applicant after: Zhaoqing Gaoyao Huafeng Electronic aluminium foil Co., Ltd. Address before: 518057 Guangdong city of Shenzhen province Nanshan District science and Technology Park South seven road No. 19 Research Institute of Tsinghua University Applicant before: RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY IN SHENZHEN |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210322 Address after: C710, 7 / F, Institute of Tsinghua University, 019 Gaoxin South 7th Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Qingyan Electronic Technology Co.,Ltd. Address before: Tsinghua Research Institute, 19 Gaoxin South 7th Road, Nanshan Science Park, Shenzhen, Guangdong 518000 Patentee before: RESEARCH INSTITUTE OF TSINGHUA University IN SHENZHEN Patentee before: ZHAOQING GAOYAO HUAFENG ELECTRONIC ALUMINIUM FOIL Co.,Ltd. |